Vitamin B12 (Cobalamin) Test
Blood
Vitamins
No lab has priced this test yet
Back to Vitamin B12's full page
How to Prepare for Vitamin B12 (Cobalamin) Test
- Fasting for 6–8 hours is often recommended, though requirements can vary by lab.
- If possible, avoid taking B12 supplements for at least 24 hours before testing, unless your doctor specifically wants to check your level while supplementing.
- Inform your doctor about any digestive conditions or surgeries that might affect nutrient absorption.
More About Vitamin B12
Not priced near you yet
New partner labs are added regularly.
Quick Facts
CategoryVitamins
Specimen TypeBlood
Organ System—
Available At0 labs
SAVE50%